Merge tag 'for-linus-4.3-rc0-tag' of git://git.kernel.org/pub/scm/linux/kernel/git...

[cascardo/linux.git] / Documentation / kernel-parameters.txt

diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index f0c9505..22a4b68 100644 (file)
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -4106,6 +4106,13 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
                        plus one apbt timer for broadcast timer.
                        x86_intel_mid_timer=apbt_only | lapic_and_apbt
 
+       xen_512gb_limit         [KNL,X86-64,XEN]
+                       Restricts the kernel running paravirtualized under Xen
+                       to use only up to 512 GB of RAM. The reason to do so is
+                       crash analysis tools and Xen tools for doing domain
+                       save/restore/migration must be enabled to handle larger
+                       domains.
+
        xen_emul_unplug=                [HW,X86,XEN]
                        Unplug Xen emulated devices
                        Format: [unplug0,][unplug1]